Home / 789,364.72-1,184,044.32-283,924.88

Finding the Fourth Proportional to 789,364.72, 1,184,044.32 and 283,924.88

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Solution

The fourth proportional to 789,364.72, 1,184,044.32 and 283,924.88 is: 425,886.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,364.72 : 1,184,044.32 = 283,924.88 : x
  2. Step 2: Convert to fraction form
    789,364.72/1,184,044.32 = 283,924.88/x
  3. Step 3: Cross multiply
    789,364.72x = 1,184,044.32 × 283,924.88
  4. Step 4: Simplify right side
    789,364.72x = 336,179,641,470.68
  5. Step 5: Solve for x
    x = 336,179,641,470.68/789,364.72
  6. Step 6: Final answer
    x = 425,886.33

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.